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The ICU is a busy place. There may be other people with monitors in the same unit. Be prepared to see lots of wires, tubes, and equipment. Your loved one may be asleep or unconscious.

Appoint a family spokesperson to serve as the link between the ICU team and family members. This helps protect your loved one's privacy and saves time for nurses. Also, you can help make your loved ones feel more comfortable. Talk with the nurse to find out what you can do. Your loved one may need rest most of all. And don't forget to take care of yourself, too.

You're having surgery to remove part or all of your thyroid. Learn what to expect before, during, and after the procedure.

Follow our step-by-step guide to setting up a clean IV worksite.

Your healthcare provider may order evoked potential tests. These check the signals your brain and spinal cord (parts of your nervous system) receive from other parts of your body. They are also used to check for vision, hearing, and sensory or motor problems.

Evoked potential tests measure the electrical activity in the brain as nerve pathways are stimulated.

A lumbar puncture is also called a spinal tap. It may be used to look for problems in your brain, spinal cord, and related structures.

From start to finish, your procedure will take about 30-60 minutes. The test may be done in a medical office. Sometimes the procedure is done in a radiology suite with X-rays as a guide.

Electroencephalography (EEG) is a test that measures your brain wave activity. Learn why it's used and how to prepare for the test.